Test 2- 2008 - Math 202-02 Exam 2 Spring 2008 Name: ID:...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Math 202-02 Exam 2 Spring 2008 Name: ID: Date: Directions: Please show all work unless specified otherwise. Basic scientific calculators are okay, but no graphing calculators. Graphing calculator usage will result in a score of a zero. 1. (8 pts) Given the revenue function for math books R ( x ) = 60 x 2 2 x + 1 , in millions of dollars where x is millions of books, find the marginal revenue function. Also, find MR (2) and what it predicts about the sale of more units? 2. (8 pts) Given f ( x ) = x 4 4 + 2 x 3 3- 2, find the critical values, find where the function is increasing and where it is decreasing, and classify the critical points as either relative maxima, relative, minima, or horizontal inflection points. Justify your answer. 3. (8 pts) Suppose that our chain of math book stores sales volume, in millions, is given by y = 90 p + 5 ,p > 10, where p is price. Is the function always increasing or decreasing?...
View Full Document

Page1 / 4

Test 2- 2008 - Math 202-02 Exam 2 Spring 2008 Name: ID:...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online